544012111 has 2 divisors, whose sum is σ = 544012112. Its totient is φ = 544012110.

The previous prime is 544012109. The next prime is 544012177. The reversal of 544012111 is 111210445.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 544012111 - 2¹ = 544012109 is a prime.

Together with 544012109, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544012811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272006055 + 272006056.

It is an arithmetic number, because the mean of its divisors is an integer number (272006056).

Almost surely, 2^544012111 is an apocalyptic number.

544012111 is a deficient number, since it is larger than the sum of its proper divisors (1).

544012111 is an equidigital number, since it uses as much as digits as its factorization.

544012111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 544012111 is about 23324.0672053568. The cubic root of 544012111 is about 816.3370782950.

Adding to 544012111 its reverse (111210445), we get a palindrome (655222556).

The spelling of 544012111 in words is "five hundred forty-four million, twelve thousand, one hundred eleven".